/*
 * Copyright 2019 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package app.tivi.extensions

import kotlin.properties.ObservableProperty
import kotlin.properties.ReadWriteProperty
import kotlin.reflect.KProperty

inline fun <T> observable(
    initialValue: T,
    crossinline onChange: () -> Unit
): ReadWriteProperty<Any?, T> = object : ObservableProperty<T>(initialValue) {
    override fun afterChange(property: KProperty<*>, oldValue: T, newValue: T) = onChange()
}
